You go to someone's home wearing shoes that aren't — or, at least, don't appear to be — dirty. So, do you take them off, as a growing number of young people are doing? Do you leave them on? Or do you stand in the doorway, waiting for your host's instructions? (Followed, perhaps, by a brief lecture on bacteria, toxins and good old-fashioned D-I-R-T?)
The North Jerseyans we posed the question to on social media were almost evenly split on the matter.
Every American online newspaper seems to cover this topic in a general interest article at some point. I rarely see this topic discussed in British newspapers, except in the etiquette column.